openwrt/target/linux/ipq40xx/base-files/lib/preinit/05_set_iface_mac_ipq40xx.sh

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. /lib/functions.sh
preinit_set_mac_address() {
case $(board_name) in
asus,map-ac2200)
base_mac=$(mtd_get_mac_binary_ubi Factory 0x1006)
ip link set dev eth0 address $(macaddr_add "$base_mac" 1)
ip link set dev eth1 address $(macaddr_add "$base_mac" 3)
;;
engenius,eap2200)
base_mac=$(cat /sys/class/net/eth0/address)
ip link set dev eth1 address $(macaddr_add "$base_mac" 1)
;;
linksys,ea8300|\
linksys,mr8300)
base_mac=$(mtd_get_mac_ascii devinfo hw_mac_addr)
ip link set dev eth0 address "$base_mac"
ip link set dev eth1 address $(macaddr_add "$base_mac" 1)
;;
meraki,mr33)
mac_lan=$(get_mac_binary "/sys/bus/i2c/devices/0-0050/eeprom" 0x66)
[ -n "$mac_lan" ] && ip link set dev eth0 address "$mac_lan"
;;
zyxel,nbg6617)
base_mac=$(cat /sys/class/net/eth0/address)
ip link set dev eth0 address $(macaddr_add "$base_mac" 2)
ip link set dev eth1 address $(macaddr_add "$base_mac" 3)
;;
esac
}
boot_hook_add preinit_main preinit_set_mac_address